{"cve":"CVE-2026-62385","nvd":{"published":"2026-08-22T15:16:18.833","modified":"2026-10-14T13:10:00.187","status":"Analyzed","description":"NLTK versions before 3.10.0 contain a path traversal vulnerability in FramenetCorpusReader and NKJPCorpusReader that allows attackers to parse XML files outside the corpus root by supplying unsafe selectors or poisoned index state. Attackers can exploit frame_by_name, doc, lu, and header methods with crafted parameters to read arbitrary XML files accessible to the application.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.2},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-73"],"references":["https://github.com/nltk/nltk/security/advisories/GHSA-568f-pv23-39p4","https://www.vulncheck.com/advisories/nltk-path-traversal-via-framenet-and-nkjp-readers","https://github.com/nltk/nltk/security/advisories/GHSA-568f-pv23-39p4"],"products":["nltk:nltk"],"source":"nvd","synced_at":"2026-10-19T22:49:38.260478770+00:00"},"epss":{"cve":"CVE-2026-62385","score":0.0042,"percentile":0.36051,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-568f-pv23-39p4","url":"https://osv.dev/vulnerability/GHSA-568f-pv23-39p4","summary":"NLTK: Stable FrameNet and NKJP readers parse outside-root XML","modified":"2026-09-08T16:45:03.600943920Z","packages":[{"ecosystem":"PyPI","name":"nltk","purl":"pkg:pypi/nltk","ranges":["<3.10.0"],"fixed":["3.10.0"]}]},{"id":"PYSEC-2026-3728","url":"https://osv.dev/vulnerability/PYSEC-2026-3728","summary":"","modified":"2026-09-01T09:15:02.848712045Z","packages":[{"ecosystem":"PyPI","name":"nltk","purl":"pkg:pypi/nltk","ranges":["<3.10.0"],"fixed":["3.10.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}